Average Co-Inventor Count = 4.08
ph-index = 8
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. First Data Corporation (10 from 568 patents)
10 patents:
1. 8473351 - Systems and methods for verifying authorization
2. 7769638 - Systems and methods for verifying authorization for electronic commerce
3. 7540410 - Point of sale payment terminal
4. 7413117 - Pre-paid activation and replenishment on a point-of-sale device
5. 7191941 - Systems and methods for determining a need for authorization
6. 7182255 - Systems and methods for determining an authorization
7. 7124936 - Point of sale payment terminal
8. 6935559 - Systems and methods for determining an authorization threshold
9. 6755344 - Systems and methods for determining an authorization threshold
10. 6547132 - Point of sale payment terminal